Treatment of Parkinson's syndrome with L-dopa. A double blind study.
D000328:Adult; D000368:Aged; D002986:Clinical Trials as Topic; D004295:Dihydroxyphenylalanine / Q000627:therapeutic use*; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D010300:Parkinson Disease / Q000188:drug therapy*; D010919:Placebos
D010919:Placebos; D004295:Dihydroxyphenylalanine